object Ref extends RefCompanion
object Ref
contains factory methods that allocate an STM-managed memory
location and return a Ref
instance that provides access to that location.
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Type Members
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trait
View
[A] extends Source.View[A] with Sink.View[A]
Ref.View
provides access to the contents of aRef
without requiring that an implicitInTxn
be available.Ref.View
provides access to the contents of aRef
without requiring that an implicitInTxn
be available. When called from within the dynamic scope of a transaction,View
's methods operate as part of that transaction. When there is no transaction activeView
's methods are still atomic, but only for the duration of the method call.A mental model of
View
is thatview.foo(args)
acts likeatomic { implicit t => view.ref.foo(args) }
.
Value Members
-
final
def
!=(arg0: Any): Boolean
- Definition Classes
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final
def
##(): Int
- Definition Classes
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final
def
==(arg0: Any): Boolean
- Definition Classes
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-
def
apply(initialValue: Unit): Ref[Unit]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Double): Ref[Double]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Float): Ref[Float]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Long): Ref[Long]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Int): Ref[Int]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Char): Ref[Char]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Short): Ref[Short]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Byte): Ref[Byte]
- Definition Classes
- RefCompanion
-
def
apply(initialValue: Boolean): Ref[Boolean]
- Definition Classes
- RefCompanion
-
def
apply[A](initialValue: A)(implicit om: OptManifest[A]): Ref[A]
Returns a
Ref
instance that manages a newly allocated memory location, initializing it to holdinitialValue
.Returns a
Ref
instance that manages a newly allocated memory location, initializing it to holdinitialValue
. The returnedRef
is not part of any transaction's read or write set.Example:
val x = Ref("initial") // creates a Ref[String] val list1 = Ref(Nil : List[String]) // creates a Ref[List[String]] val list2 = Ref[List[String]](Nil) // creates a Ref[List[String]]
- Definition Classes
- RefCompanion
-
final
def
asInstanceOf[T0]: T0
- Definition Classes
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-
def
clone(): AnyRef
- Attributes
- protected[java.lang]
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- @throws( ... )
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final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
-
def
equals(arg0: Any): Boolean
- Definition Classes
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-
def
factory: RefFactory
- Attributes
- protected
- Definition Classes
- Ref → RefCompanion
-
def
finalize(): Unit
- Attributes
- protected[java.lang]
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final
def
getClass(): Class[_]
- Definition Classes
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def
hashCode(): Int
- Definition Classes
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-
final
def
isInstanceOf[T0]: Boolean
- Definition Classes
- Any
-
def
make[A]()(implicit om: OptManifest[A]): Ref[A]
Returns a
Ref
instance that manages a newly allocated memory location holding values of typeA
.Returns a
Ref
instance that manages a newly allocated memory location holding values of typeA
. If you have an initial valuev0
available,Ref(v0)
should be preferred.- Definition Classes
- RefCompanion
-
final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
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-
final
def
notify(): Unit
- Definition Classes
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final
def
notifyAll(): Unit
- Definition Classes
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final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
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def
toString(): String
- Definition Classes
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-
final
def
wait(): Unit
- Definition Classes
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- @throws( ... )
-
final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
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- @throws( ... )
-
final
def
wait(arg0: Long): Unit
- Definition Classes
- AnyRef
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- @throws( ... )